Network security courses can help you learn about firewalls, intrusion detection systems, and encryption protocols. You can build skills in risk assessment, incident response, and vulnerability management. Many courses introduce tools like Wireshark for network analysis, Nessus for vulnerability scanning, and various security information and event management (SIEM) systems, showing how these skills are applied in practical work to protect networks from cyber threats.

LearnKartS
Skills you'll gain: Google Cloud Platform, Cloud Computing Architecture, Solution Architecture, Cloud Infrastructure, Cloud Security, Cloud Computing, Public Cloud, Cloud Services, Scalability, Performance Tuning, Load Balancing, Managed Services, Operational Excellence, Disaster Recovery
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: R Programming, R (Software), Data Visualization, Time Series Analysis and Forecasting, Interactive Data Visualization, Tidyverse (R Package), Data-Driven Decision-Making, Trend Analysis, Rmarkdown, Data Analysis, Predictive Modeling, Data Cleansing, Data Manipulation, Forecasting, Business Strategy, Demand Planning, Data Preprocessing, Model Evaluation, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Database Design, Relational Databases, Database Theory, Data Modeling, Unified Modeling Language, Database Management, Databases, Data Integrity, Diagram Design, Dependency Analysis, Conceptual Design, Requirements Analysis
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Fred Hutchinson Cancer Center
Skills you'll gain: Data Ethics, Data Sharing, Personally Identifiable Information, Clinical Research Ethics, Institutional Review Board (IRB), Healthcare Ethics, Data Security, Data Governance, Information Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Health Information Management, Informed Consent, Encryption
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Kubernetes, Google Cloud Platform, Microsoft Azure, Cloud Storage, Cloud Engineering, Data Lakes, Containerization, Hybrid Cloud Computing, Multi-Cloud, Virtual Networking, Network Architecture
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, NumPy, Data Visualization, Data Manipulation, Linear Algebra, Seaborn, Natural Language Processing, Deep Learning, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Python Programming, Data Preprocessing, Data Science, Regression Analysis, Data Structures, Logistic Regression
Intermediate · Course · 1 - 3 Months

Skills you'll gain: AI Security, Security Strategy, Responsible AI, Risking, Security Controls, Information Systems Security, Personally Identifiable Information, Data Security, Security Management, Infrastructure Security, Cybersecurity, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Authentications, Application Frameworks, Web Applications, Web Development, Test Script Development, Maintainability, Network Routing, Test Case, Unit Testing, Authorization (Computing), Identity and Access Management, Functional Testing, Integration Testing, Application Security, Configuration Management
Advanced · Course · 1 - 3 Months

FAIR Institute
Skills you'll gain: Cyber Risk, Threat Management, Continuous Monitoring, Cyber Security Strategy, Risk Management, Risk Appetite, Enterprise Risk Management (ERM), Governance Risk Management and Compliance, Cybersecurity, Business Risk Management, Risk Modeling, Risk Mitigation, Risk Analysis, Governance, Automation
Intermediate · Course · 1 - 4 Weeks

Radio y Televisión Española
Skills you'll gain: digital literacy, Research, Investigation, Social Network Analysis, Trend Analysis, Verification And Validation
Beginner · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Model Evaluation, Apache Hadoop, Machine Learning Methods, Marketing Automation, Marketing Analytics, Digital Marketing, Marketing Strategies, Artificial Intelligence and Machine Learning (AI/ML), Big Data, Customer Insights, Advanced Analytics, Machine Learning, Artificial Neural Networks, Machine Learning Algorithms, Deep Learning, Predictive Analytics
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apple software proficiency, Mac OS, User Accounts, System Support, Software Installation, Apple Hardware proficiency, File Management, System Configuration, Technical Support, General Networking, Data Storage, Data Management, Network Administration, Computer Networking, Encryption
Intermediate · Course · 1 - 3 Months